The Karcher Adapter 6 to connect the new device with the old hose and the old hose with the new gun.
Compatible with HD 10/15-4 Cage Food HD 10/23-4 S HD 10/23-4 S Plus HD 10/23-4 SX Plus HD 10/25-4 Cage Plus HD 10/25-4 S HD 10/25-4 S Plus HD 10/25-4 SX Plus HD 13/12-4 St HD 13/18-4 S Plus HD 13/18-4 SX Plus HD 16/15-4 Cage Plus HD 17/14-4 S Plus HD 17/1